Eyepiece Accessories and Filters

71 Matching Products Displaying Page 3 of 6

Sky-Watcher 0.85x Focal Reducer/Corretor for Evostar-80ED DS-PRO

Find out more about the Sky-Watcher 0.85x Focal Reducer/Corretor for Evostar-80ED DS-PRO

Designed for serious Astro-Imagersand optimised for the Evostar-80ED PRO, the Sky-Watcher 0.85x Focal Reducer/Corrector effectively reduces the telescope's focal length by a factor of 0.85x and provides much improved field-edge correction. Use in conjunction with Sky-watcher's M48 Canon or Nikon T-ring adaptors (product codes 20237 & 20238).

Usually 5-7 DaysSave £20Free delivery available
£169.00RRP £189.00

1x Sky-Watcher 0.85x Focal Reducer/Corretor for Evostar-80ED DS-PRO

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Sky-Watcher 0.85x Focal Reducer/Corretor for Evostar-80ED DS-PRO

SkyTech LPRO MAX Canon EOS Clip Filter

Find out more about the SkyTech LPRO MAX Canon EOS Clip Filter

The SkyTech LPRO MAX Canon EOS Clip Filter aids astrophotography on Canon APS-C EOS cameras by blocking light pollution while allowing light from deepsky objects through. The LPRO MAX filter has a specifically tuned passband which allows for a more natural milky way and natural colours in the landscape.

Awaiting StockFree delivery available
£169.00

1x SkyTech LPRO MAX Canon EOS Clip Filter

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SkyTech LPRO MAX Canon EOS Clip Filter

Sky-Watcher Coma Corrector for Newtonian Reflectors

Find out more about the Sky-Watcher Coma Corrector for Newtonian Reflectors

This Sky-Watcher Coma Corrector is optimised for all Sky-Watcher fast-ratio f/5 Newtonian Reflectors / Dobsonians, with 2” focuser. Delivers stunning wide-field views with pinpoint stars to the edge of the field. Magnification remains unaltered. Supplied complete with necessary adaptors for visual use. For imaging use with a DSLR camera, a suitable M48x0.75

Usually 5-7 DaysSave £20Free delivery available
£119.00RRP £139.00

1x Sky-Watcher Coma Corrector for Newtonian Reflectors

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Sky-Watcher Coma Corrector for Newtonian Reflectors

Baader Hyperion Eyepiece T-Adapter (M43/T-2)

Find out more about the Baader Hyperion Eyepiece T-Adapter (M43/T-2)

The Baader Hyperion Eyepiece T-Adapter enables you to attach cameras fitted with T-rings to Baader Hyperion eyepieces for eyepiece projection photography. It is suitable for use with Baader eyepieces with a 43mm thread - such as Hyperion fixed focal length eyepieces and the Mk III 8-24mm zoom eyepiece (but not the Mk II zoom eyepiece) - attaching to the

Usually 5-7 Days
£15.00

1x Baader Hyperion Eyepiece T-Adapter (M43/T-2)

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Baader Hyperion Eyepiece T-Adapter (M43/T-2)

Optical Vision 1.25 Inch O-III Narrowband Filter
4.0

Find out more about the Optical Vision 1.25 Inch O-III Narrowband Filter

The Sky-Watcher 1.25 Inch O-III Narrowband Filter narrowband filter is specially designed for the observation of gas and planetary nebulae. It distinguishes different contrasts of the wavelengths of light that pass through, giving ideal conditions for the observation of faint super nova remnants and planetary remnants.

Usually 5-7 DaysSave £7
£34.00Was £41.00

1x Optical Vision 1.25 Inch O-III Narrowband Filter

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Optical Vision 1.25 Inch O-III Narrowband Filter

Optical Vision 1.25 Inch Ultra High Contrast (UHC) Filter

Find out more about the Optical Vision 1.25 Inch Ultra High Contrast (UHC) Filter

The Sky-Watcher 1.25 Inch Ultra High Contrast (UHC) Filter is the best all-around dark-sky nebula filter. This filter permits superb views of objects like the Orion, Lagoon, Swan and other extended nebulae. It performs well in smaller aperture instruments owing to its greater light transmission than the O-III, yet still suppresses light pollution well.

Usually 5-7 DaysSave £3
£39.00RRP £42.99

1x Optical Vision 1.25 Inch Ultra High Contrast (UHC) Filter

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Optical Vision 1.25 Inch Ultra High Contrast (UHC) Filter

Celestron Reducer / Corrector f/6.3

Find out more about the Celestron Reducer / Corrector f/6.3

This combination focal reducer and field corrector lens makes it possible to have a dual focal ratio instrument, without sacrificing image quality.If offers wide fields of view with any Schmidt-Cassegrain telescope and when used for astrophotography, it reduces exposure time by a factor of 3.

Special OrderSave £6Free delivery available
£119.00RRP £125.00

1x Celestron Reducer / Corrector f/6.3

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Celestron Reducer / Corrector f/6.3

Sky-Watcher 1.25 Inch Deluxe Di-Electric Coated 90 degree Diagonal

Find out more about the Sky-Watcher 1.25 Inch Deluxe Di-Electric Coated 90 degree Diagonal

The mirrors inside these diagonals have undergone a special high-reflectivity multi-coating process, allowing them to reflect 99% of the precious gathered starlight, providing exceptional brightness and contrast (Standard diagonals typically reflect 90-95% of light).

Usually 5-7 DaysSave £10Free delivery available
£69.99RRP £79.99

1x Sky-Watcher 1.25 Inch Deluxe Di-Electric Coated 90 degree Diagonal

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Sky-Watcher 1.25 Inch Deluxe Di-Electric Coated 90 degree Diagonal

Baader Semi APO Filter

Find out more about the Baader Semi APO Filter

This Baader semi-APO filter is for use with achromatic optics and is designed to cut down on the chromatic aberration and fringe aberration of achromat lenses; presenting a clearer, crisper image.

Usually 5-7 DaysFree delivery available
£70.00

1x Baader Semi APO Filter

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Baader Semi APO Filter

Sky-Watcher Twist Lock Adapter 2inch to 1.25inch

Find out more about the Sky-Watcher Twist Lock Adapter 2inch to 1.25inch

This metal Sky-Watcher Twist Lock Adaptor is an innovative 2"-1.25" low-profile helical self-centring eyepiece adaptor designed to securely grip your 1.25" accessories with its polypropylene compression ring, centring them in your 2" focuser. Furthermore, unscrewing the knurled locking ring exposes a male T-thread on the lower black barrel, which functions

Usually 5-7 Days
£29.00

1x Sky-Watcher Twist Lock Adapter 2inch to 1.25inch

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Sky-Watcher Twist Lock Adapter 2inch to 1.25inch

Celestron Skyris IR Cut-Off Filter

Find out more about the Celestron Skyris IR Cut-Off Filter

The Celestron IR Cut-Off Filter designed for the Skyris Colour CCD Camera, blocks infrared light (IR) while passing more than 94% of the entire visual spectrum. This becomes important as the Skyris colour planetary cameras are highly sensitive to infrared light, and as not all telescopes are designed to correct for IR light, the resultant image can often

Special OrderSave £2
£32.00RRP £34.00

1x Celestron Skyris IR Cut-Off Filter

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Celestron Skyris IR Cut-Off Filter

Optical Vision 2 Inch Ultra High Contrast (UHC) Filter
5.0

Find out more about the Optical Vision 2 Inch Ultra High Contrast (UHC) Filter

The Sky-Watcher 2 Inch Ultra High Contrast (UHC) Filter is the best all-around dark-sky nebula filter. This filter permits superb views of objects like the Orion, Lagoon, Swan and other extended nebulae. It performs well in smaller aperture instruments owing to its greater light transmission than the O-III, yet still suppresses light pollution well. Supplied

Usually 5-7 DaysSave £10Free delivery available
£59.00RRP £69.99

1x Optical Vision 2 Inch Ultra High Contrast (UHC) Filter

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Optical Vision 2 Inch Ultra High Contrast (UHC) Filter